Device for mounting and positioning numeric and letter stamps. The size of the device in the photo is 150 x 51 mm. The device allows for precise marking (progress - marking step)... marking scale 0.5 mm... marking field length about 94 mm. The device can be attached to the marked surface with double-sided adhesive tape or use the holes in the skids .... the skids are steel so magnets can also be used (adhesive tape or magnets for skids are not subject to the auction)